Description of the security update for Office Online Server: July 11, 2017

Applies to: Microsoft Office Online Server

Summary


This security update resolves vulnerabilities in Microsoft Office that could allow remote code execution if a user opens a specially crafted Office file. To learn more about these vulnerabilities, see Microsoft Common Vulnerabilities and Exposures CVE-2017-8501.

Note To apply this security update, you must have the release version of Office Online Server installed on the computer.

How to get and install the update


Method 1: Microsoft Update

Method 2: Microsoft Update Catalog

Method 3: Microsoft Download Center

More Information


Security update deployment information

For deployment information about this update, see security update deployment information: July 11, 2017.

Security update replacement information

This security update replaces previously released security update KB3203485.

File hash information

Package Name Package Hash SHA 1 Package Hash SHA 2
wacserver2016-kb3213657-fullfile-x64-glb.exe 73BED444846EBBC73E0F2EA6ED94CC8E7B53D24F 4B4D5AD7C5FFD9B1142FC7A7721092039F34F5818FC50FEBD1B114C0F9EA8974

File information

For the list of files that cumulative update KB3213657 contains, download the file information.

How to get help and support for this security update


Help for installing updates: Windows Update FAQ

Security solutions for IT professionals:
TechNet Security Support and Troubleshooting

Help for protecting your Windows-based computer from viruses and malware:
Microsoft Secure

Local support according to your country:
International Support

Propose a feature or provide feedback on Office Core: Office User Voice portal